All five trapped workers at Codelco's El Teniente copper mine have been found dead, a regional prosecutor said on Sunday, after rescue teams cleared more than two dozen meters (78 feet) of underground passages that collapsed in a strong tremor last week.

Some 100 people were involved in search for workers at El Teniente copper mine, the world’s largest underground mine.

SANTIAGO (Reuters) -Chilean copper miner Codelco on Sunday said two more workers trapped at its El Teniente mine were found dead, bringing the toll of fatalities from a collapse last week to four.